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Home >> Mercedes Benz >> 2008 >> GL320 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Engine Timing - 164 Chassis) >> Testing & Repair >> Replace timing chain - AR05.10-P-7601 >> Replace timing chain - AR05.10-P-7601GZA (ML350, ML550, GL450, GL550) >> Drawing in timing chain - AR05.10-P-7601-04VA

Drawing in timing chain - AR05.10-P-7601-04VA

WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2012 Mercedes-Benz GL550, 2012 Mercedes-Benz GL450, 2011 Mercedes-Benz ML63, 2011 Mercedes-Benz ML550, and 2011 Mercedes-Benz ML350. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Case (602 589 00 98 00)
G04731825Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 2: Identifying Assembly Link (272 589 03 63 00)
G04731826Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  1. Cover over timing case recess with a clean cloth.

    IMPORTANT The timing case recess must be secured against parts falling down. Parts that have fallen into the timing case recess must be removed.

  2. Connect the new timing chain (2) and the old timing chain (1) with SPECIAL TOOL the assembly link (01).

    IMPORTANTSPECIAL TOOL Fit the lock of the SPECIAL TOOL assembly link (01) in the direction opposite to that in which the timing chain is drawn; otherwise it could get jammed on the slide rails and come off when the timing chain is drawn.

    Fig 3: Identifying New Timing Chain, Old Timing Chain And Assembly Link
    G04731827Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  3. Remove the rags from the timing case recess.

    IMPORTANT Otherwise, they could get pulled into the timing case recess when the engine is cranked.

  4. Turn the crankshaft slowly in the engine's direction of rotation (arrow) and draw in the new timing chain (2) until the ends of the new timing chain (2) can be connected.

    IMPORTANT As the new timing chain (2) is being drawn in (arrows), pull out the end of the old timing chain (1) evenly as it becomes free.

  5. Cover over timing case recess with a clean cloth.

    IMPORTANT The timing case recess must be secured against parts falling down. Parts that have fallen into the timing case recess must be removed.

  6. SPECIAL TOOL Detach the assembly link (01), and separate the old timing chain (1) from the new timing chain (2).

    IMPORTANT The assembly link (01) must be removed. The assembly link is only an aid for assembly and is not suitable for engine operation.

    Fig 4: Identifying New & Old Timing Chains
    G04731828Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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